#$%^&*AU2020201431A120200319.pdf#####ABSTRACT The present invention provides a compound selected from the group consisting of a compound of formula (I), pharmaceutically acceptable salts, esters, prodrugs, hydrates, solvates and isomers thereof； a use of the compound for the treatment, relief or prevention of diseases 5 caused by absormal or uncontrolled activation of protein kinase, and a use of the compound for the manufacture of a medicament for the treatment, relief or prevention of the diseases； a pharmaceutical composition comprising the compound as an active ingredient； and a method for the treatment, relief or prevention of the diseases using the compound. The inventive compound is useful for the treatment, relief or prevention of diseases caused by abnormal or 0 uncontrolled activation of protein kinase. 49
